这是一个简单的吸尘黑板擦模型代码:

class BlackboardEraser:
    def __init__(self, name, color, size):
        self.name = name
        self.color = color
        self.size = size
        self.is_clean = False
    
    def clean(self):
        self.is_clean = True
        print(f'The {self.color} {self.size} {self.name} is now clean.')
        
    def use(self):
        if self.is_clean:
            print(f'The {self.color} {self.size} {self.name} is already clean.')
        else:
            print(f'Using the {self.color} {self.size} {self.name}...')
        
    def dust(self):
        print(f'Dusting the {self.color} {self.size} {self.name}...')

这个模型定义了一个BlackboardEraser类,具有以下属性和方法:

  • name:黑板擦的名称
  • color:黑板擦的颜色
  • size:黑板擦的尺寸
  • is_clean:黑板擦是否已经清洁干净的标志

方法包括:

  • clean():将黑板擦清洁干净
  • use():使用黑板擦
  • dust():用黑板擦擦除粉尘

使用示例:

eraser = BlackboardEraser(name='Eraser', color='White', size='Large')
eraser.use() # Using the White Large Eraser...
eraser.dust() # Dusting the White Large Eraser...
eraser.clean() # The White Large Eraser is now clean.
eraser.use() # The White Large Eraser is already clean.
Python 吸尘黑板擦模型代码示例

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